I have thought about carrying a short range cell phone jammer while biking. I have given it careful thought. But when traveling as a passenger I increasingly...

Some days, on my way to work, it all feels great, I zoom along, the bike responds beautifully, I feel strong today, wow. Then I realise, I've got a tail...

I was wanting to transfer an extra Dura Ace AX crankset over to another bicycle. That crankset still had one pedal on it and I wanted to put on other Dura Ace...

Some time ago I posted a question about the possible friction losses when various "gears" are used. Subsequently I have come across a test of both chain...

Seems it's easy to modify an e-bike to travel up to about 45...

See https://www.youtube.com/watch?v=-9gQ1KRhesM In the narration he mentions that a 24 speed gear set, or even more, would be perfectly feasible. No wires, no...

Sometimes when I need to go some places where it is safer to ride on the sidewalk for a short distance and cross at a cross walk with the pedestrian signal ....

Standards are great! We ought to have more of them! https://www.bikeradar.com/news/2020-trek-crockett-t47-bb/ If words have meaning, what is 'standard' any...

A figure currently thrown about on with abandon on the newsgroup is that bicycle chains and sprockets are 98% efficient. That isn't untrue in certain very...

I need a 9-speed 14 teeth and a 9-speed 18 teeth cog for something I'm doing. Does anyone make a 9-speed cassette with one or the other of these cogs or even...

I found some interesting info here. They do not list the percentage of those wearing helmets who died. Looks like those bike lanes are fairly...

Let's share stories of when Gremlins strike. My latest is my Schwalbe 30mm CX Pro cyclocross tire. It has gone completely flat a couple of times lately. So,...

I went for a long tour today and because I didn't really trust my front tire, actually the tube, I decide to take a spare TUBULAR tire to put on if the...

https://ktla.com/2019/05/30/men-arrested-after-shooting-at-13-year-old-boy-who-caught-them-trying-to-steal-his-bicycle-police/ -- Andrew Muzi ...

https://cyclingindustry.news/painted-bike-lanes-encourage-dangerous-driving-segregated-is-safe-says-science-paper/ -- Andrew Muzi www.yellowjersey.org/ ...

Back near the beginning of bicycles, a bicycle advocate wasn't seen as a "scold" (as one journalist who rode with Krygowski described him), and there were lots...

The Moral Threat of Bicycles in the 1890s: https://daily.jstor.org/the-moral-threat-of-bicycles-in-the-1890s/ Does anyone remember preachers half a century...

https://preview.tinyurl.com/y6jkzkpt Apparently after a near-miss in traffic. -- Andrew Muzi www.yellowjersey.org/ Open every day since 1 April, 1971

My commuter (CAADX) had a terrible snap and creak that I was so certain was BB related that I popped out the BB30 bearings and squeezed in a new pair with...

This guy has either nerves of steel or a death wish. At least he's riding lane center....